#include <stdio.h>

int n0, n1, n2, n3, n4;
int _42;

int main() {
	_42=0;
	while (1) {
		_42++;
		scanf("%d" ,&n0);

		if (!n0) break;

		printf("%d. ", _42);

		n1=3*n0;

		if (n1%2!=0) {
			printf("odd ");
			n2=(n1+1)/2;
		}
		else {
			printf("even ");
			n2=n1/2;
		}
		
		n3=3*n2;

		n4=n3/9;

		printf("%d\n", n4);
	}

	return 0;
}
